<template>
  <div>
    <city-header></city-header>
    <city-search :cities="cities"></city-search>
    <city-list
      :cities="cities"
      :hot="hotCities"
      :letter="letter"
    >
    </city-list>
    <city-alphabet
      :cities="cities"
      @change="handleLetterChange"
    >
    </city-alphabet>
  </div>
</template>

<script>
  import CityHeader from './components/Header.vue'
  import CitySearch from './components/Search.vue'
  import CityList from './components/List.vue'
  import CityAlphabet from './components/Alphabet.vue'
  import axios from 'axios'
  export default {
    name: 'City',
    components: {
      CityHeader,
      CitySearch,
      CityList,
      CityAlphabet
    },
    data(){
      return{
        cities:{},
        hotCities:[],
        letter:'',
      }
    },
    methods:{
      getCityInfo(){
        axios.get('/static/mock/city.json')
          .then(this.handelGetCityInfoSucc)
      },
      handelGetCityInfoSucc(res){
        res=res.data;
        if(res.ret && res.data){
          const data = res.data
          this.cities = data.cities
          this.hotCities = data.hotCities
        }
      },
      handleLetterChange (letter){
        this.letter = letter
      },
    },
    mounted (){
      this.getCityInfo()
    }
    }
</script>

<style lang="stylus" scoped>
</style>
